The Inca Lithium-Ion Battery (Sony NP-FW50) is a cost-effective, alternate battery solution for your compatible Sony digital camera without breaking the budget. Its 1080mAh & 7.2V rating efficiently powers your camera and is fully rechargeable with the Sony BC-VW1 battery charger. For your next local or international trip, the Inca Rechargeable Li-Ion Battery is a valuable spare battery that will save you from unexpected power needs while also delivering financial savings.